[Launcher]Port from WPF-UI to .NET 9 WPF (#36215)

* Initial implementation

* Fix fluent style

* Fix no endline

* Update expect.txt

* Fix formatting

* Fix light theme looking bad on Windows 10

* fix formatting

* test change

* Now really fixed W10

* Add a comment

* Fix typos

* Fix spellcheck errors

* Fix spellcheck pattern for websites

* Change patterns for spellcheck in the right file

* Fix XAML styling

* Fix contrast colors on W11

* Fix formatting

* Removed emty line

* Fix formatting

* Added comment to fluentHC file

* fix comment

* Fix Windows10 again.
Adress feedback.

* W11 fix chaning from high contrast to normal not having correct background

* W10 Fix high contrast not working after switching from light/dark moed

* Address feedback

* Fix formatting

* Second W11 fix chaning from high contrast to normal not having correct background

.github/actions/spell-check/expect.txt

@@ -127,6 +127,7 @@ boxmodel
 BPBF
 bpmf
 bpp
+Breadcrumb
 Browsable
 BROWSEINFO
 bsd
@@ -328,6 +329,7 @@ DEVMODEW
 DEVMON
 devpkey
 DEVSOURCE
+DGR
 DIIRFLAG
 dimm
 DISABLEASACTIONKEY
@@ -1842,3 +1844,5 @@ zonable
 zoneset
 Zoneszonabletester
 zzz
+
+

.github/actions/spell-check/patterns.txt

@@ -131,7 +131,7 @@ _mm_(?!dd)\w+
 
 # hit-count: 4 file-count: 4
 # microsoft
-\b(?:https?://|)(?:(?:(?:blogs|download\.visualstudio|docs|msdn2?|research)\.|)microsoft|blogs\.msdn)\.co(?:m|\.\w\w)/[-_a-zA-Z0-9()=./%]*
+\b(?:https?://|)(?:(?:(?:blogs|download\.visualstudio|developer|docs|msdn2?|research)\.|)microsoft|blogs\.msdn)\.co(?:m|\.\w\w)/[-_a-zA-Z0-9()=./%]*
 
 aka\.ms/[a-zA-Z0-9]+